package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
        @ApiOperation("新增菜品")
        public Result saveDish(@RequestBody DishDTO dishDTO) {
            log.info("新增菜品:{}",dishDTO);

            dishService.saveWithFlavor(dishDTO);

            //清理redis缓存数据
            String key="dish_"+dishDTO.getCategoryId();
            redisTemplate.delete(key);
            return Result.success();
        }

    /**
     * 菜品分页查询
      * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO)
    {
        log.info("菜品分页查询:{}",dishPageQueryDTO);
        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 菜品批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids)
    {
        log.info("菜品批量删除:{}",ids);
        dishService.deleteBatch(ids);

        //将所有的菜品缓存数据清理掉,所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品信息和口味")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id:{}查询菜品信息和口味",id);
      DishVO dishVO=dishService.getByIdWithFlavor(id);

        return Result.success(dishVO);

    }
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品:{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //将所有的菜品缓存数据清理掉,所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }
    @PostMapping("/status/{status}")
    @ApiOperation("起售停售")
    public Result startOrStop(@PathVariable Integer status,Long id){

          log.info("菜品状态更改为:{}",status==1?"起售":"停售");

          dishService.startOrStop(status,id);

        //将所有的菜品缓存数据清理掉,所有以dish_开头的key
        cleanCache("dish_*");
        return  Result.success();
    }



    @GetMapping("/list")
    @ApiOperation("按分类id查询所有菜品")
    public Result<List<DishVO>> getByIdWithCategory(Integer categoryId) {
        log.info("按分类categoryId:{}查询",categoryId);
        List<DishVO> dishVOList=dishService.getByIdWithCategory(categoryId);
        return Result.success(dishVOList);
    }

    private void cleanCache(String pattern)
    {
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
